Cephalanthus Occidentalis is commonly known as Buttonbush, Button-willow or Honey-bells. Cephalanthus Occidentalis is a deciduous shrub and prefers to grow in wet land area and usually grows 3m (10 feet) height (occasionally 6m (20 feet) height). This plant is very easy to grow shrub and only you need moisture (and sun shine). As you can see on the picture the flowers of Buttonbush form perfect sphere so you can recognize it easily. Buttonbush is native to East and South North America.